1. **State the problem:** Evaluate the expression $12 + (-2)(-3)(42)$.
2. **Recall the rules:** Multiplication of two negative numbers results in a positive number.
3. **Calculate the product inside the expression:**
$$(-2)(-3) = 6$$
4. **Multiply the result by 42:**
$$6 \times 42 = 252$$
5. **Add 12 to the product:**
$$12 + 252 = 264$$
6. **Final answer:**
$$\boxed{264}$$
Evaluate Expression 050Cc4
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